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Can I split an already split hunk with git?
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257
If you're using git add -p and even after splitting with s, you don't have a small enough chan...
Should I use string.isEmpty() or “”.equals(string)?
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251
The main benefit of "".equals(s) is you don't need the null check (equals will check its argum...
Do interfaces inherit from Object class in java
...ace).
This is explained in detail in the Java Language Specification, § 9.2 Interface Members.
9.2 Interface Members
[...]
If an interface has no direct superinterfaces, then the interface implicitly declares a public abstract member method m with signature s, return type r, and throws clause t c...
Illegal mix of collations (utf8_unicode_ci,IMPLICIT) and (utf8_general_ci,IMPLICIT) for operation '=
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226
The default collation for stored procedure parameters is utf8_general_ci and you can't mix col...
Maven: best way of linking custom external JAR to my project?
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stalkerstalker
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What is causing ERROR: there is no unique constraint matching given keys for referenced table?
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203
It's because the name column on the bar table does not have the UNIQUE constraint.
So imagine...
How to do date/time comparison
...mp; check.Before(end)
}
func main() {
start, _ := time.Parse(time.RFC822, "01 Jan 15 10:00 UTC")
end, _ := time.Parse(time.RFC822, "01 Jan 16 10:00 UTC")
in, _ := time.Parse(time.RFC822, "01 Jan 15 20:00 UTC")
out, _ := time.Parse(time.RFC822, "01 Jan 17 10:00 UTC")
if inTimeS...
Transaction isolation levels relation with locks on table
...ds the data under some condition i.e. WHERE aField > 10 AND aField < 20, A inserts data where aField value is between 10 and 20, then B reads the data again and get a different result.
SERIALIZABLE - lock on a full table(on which Select query is fired). This means, B reads the data and no othe...
Attempt by security transparent method 'WebMatrix.WebData.PreApplicationStartCode.Start()'
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249
For me this error was because I did NOT have Microsoft.AspNet.WebHelpers installed after updat...